C.O.F.F.E.E. Expressions

Our preparations are now complete. We have moved the machining centers of the objects to the correct position and added helper objects for the positions and orientations. In the last step, we need to create relationships between the helper objects and the actual objects in the construction groups. Let's begin by associating the connecting rod Hyper NURBS with the Link objects using a C.O.F.F.E.E. expression.

C.O.F.F.E.E. expressions are small programs which can help us control objects or parameters. This method is very similar to accessing commands with the mouse. Expressions have the advantage, however, that they are updated automatically. Here's a brief example.

Expression vs. Menu Command

We have already used the Transfer ...

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